提供安全饮用水不再是打井抽水的问题。它已经成为一项严肃而复杂的业务，需要一些小型系统经验之外的专业知识和知识。监测和处理成本的影响是可能形成许多可行的水系统，这些系统太小，负担不起成本。

Providing safe drinking water is no longer a matter of sinking a well and pumping water. It has become a serious, complicated business that requires expertise and knowledge that may be outside the experience of some small systems. The impact of monitoring and treatment costs is the potential formation of many viable water systems that are too small to afford the costs.